Paterson Catholic Study Hall Crew (Heather Grey) COLOR VARIATION OF THE SHIRT MAY DIFFER BECAUSE OF PHOTO LIGHTING 8 oz.(US) 13.3 oz.(CA), 50/50 preshrunk cotton/polyesterHeather Sport colors: 60/40 polyester/cottonAir jet yarn = softer feel and reduced pilling Double needle stitching at shoulder, armhole, neck, waistband and cuffs 1 x 1 rib with spandexQuarter-turned to eliminate center crease